Mini-gun:
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At the "Cheats" menu in the shop, press Down, Left, Right, Up, Right, Up, Left,
Down to unlock the mini-gun.
Ultimate lightsaber:
--------------------
At the "Cheats" menu in the shop,...

Passwords:
----------
Successfully complete the game to unlock the "Password" option in the "Extras"
menu. Then, enter one of the following passwords to unlock the corresponding
bonus when another game...

Call Of Duty 4 - Modern Warfare
Completion bonuses:
-------------------
Successfully complete the game on any difficulty setting to unlock the cheat
menu and Arcade mode. The cheat menu can be found...

V.A.T.S. Spotting:
------------------
If you’re heading into seemingly-hostile territory or simply want to
survey the area around you for enemies you might not yet see, try
hitting the VATS button over and...